---
title: "HYDROMARQUE LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/caaa0e65-3d72-52f4-8ae2-44ff31fad3bf
json: https://whiteintel.dev/api/public/dossier/caaa0e65-3d72-52f4-8ae2-44ff31fad3bf
identifier: oo:GB-COH-02127692
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# HYDROMARQUE LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-02127692`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/caaa0e65-3d72-52f4-8ae2-44ff31fad3bf  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/caaa0e65-3d72-52f4-8ae2-44ff31fad3bf  

## Ownership & control

### Owners / controllers

- **Mr Simon Paul Stephenson** (beneficial owner) — 50% — https://whiteintel.dev/entity/aed57813-a49d-5029-acec-5e523e609760
- **Mr Thomas Anthony John Spencer** (beneficial owner) — 50% — https://whiteintel.dev/entity/4d1bedd3-5948-5f65-8f84-6e0f55ec67b9
- **Mr Robert Newcombe** (beneficial owner) — 50% — https://whiteintel.dev/entity/4dd7a8cf-abfb-55a4-9b74-9cdb233ce584
- **Mr Thomas Anthony John Spencer** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/30fc0294-5882-4f59-9563-873192250a79
- **Mr Simon Paul Stephenson** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/dcabd3ae-7f5a-4250-b493-f2f96c786239
- **HYDROMARQUE GROUP LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/674e7c21-943c-5c82-988c-7952d8a4958b
- **Mr Robert Newcombe** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/8131135b-e0c6-42b2-a44d-5f5011373f76

### UBO chain (walk to the ultimate owner)

1. **Mr Simon Paul Stephenson** — beneficial owner 50% → *HYDROMARQUE LIMITED*
1. **Mr Thomas Anthony John Spencer** — beneficial owner 50% → *HYDROMARQUE LIMITED*
1. **Mr Robert Newcombe** — beneficial owner 50% → *HYDROMARQUE LIMITED*
1. **Mr Thomas Anthony John Spencer** — beneficial owner 37.5% → *HYDROMARQUE LIMITED*
1. **Mr Simon Paul Stephenson** — beneficial owner 37.5% → *HYDROMARQUE LIMITED*
1. **HYDROMARQUE GROUP LIMITED** — beneficial owner 87.5% → *HYDROMARQUE LIMITED*
1. **Mr Robert Newcombe** — beneficial owner 37.5% → *HYDROMARQUE LIMITED*
2. **Mr Simon Paul Stephenson** — beneficial owner 50% → *HYDROMARQUE GROUP LIMITED*
2. **Mr Thomas Anthony John Spencer** — beneficial owner 37.5% → *HYDROMARQUE GROUP LIMITED*
2. **Mr Simon Paul Stephenson** — beneficial owner 37.5% → *HYDROMARQUE GROUP LIMITED*
2. **WTR GROUP UK HOLDING LIMITED** — beneficial owner 87.5% → *HYDROMARQUE GROUP LIMITED*
3. **Wtr Group Ab** — beneficial owner 87.5% → *WTR GROUP UK HOLDING LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `02127692`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1987-05-01
- **Registered office:** 20-21 Stapledon Road, Orton Southgate, Peterborough, Cambridgeshire, PE2 6TD
- **SIC:** 28131

### Officers

- ELLOTT, Trevor David — director · British · appointed 2013-07-01
- GRAHAM, Duncan Francis George — director · British · appointed 2024-11-01
- KEEGAN, James Andrew — director · British · appointed 2023-12-15
- NEWCOMBE, Paula Jane — director · British · appointed 2020-05-01
- NEWCOMBE, Robert — director · British · appointed 2003-08-15
- NIKAVAR, Khashayar — director · Swedish · appointed 2025-11-18
- JOYCE, John Gerard — secretary · English · appointed 1991-12-18 · resigned 1992-11-10
- NEWCOMBE, Paula Jane — secretary · appointed 2015-08-20 · resigned 2025-11-18
- PARKER, Reginald George — secretary · English · appointed 1997-04-30 · resigned 2015-08-28
- WOOSNAM-SAVAGE, Joanne Helen — secretary · British · appointed 1992-11-10 · resigned 1997-04-30
- WOOSNAM-SAVAGE, Raymond Peter — secretary · British · resigned 1991-12-18
- COCKERILL, David — director · British · resigned 1991-12-16
- HARVEY, Peter Barry — director · British · resigned 1991-12-16
- MCLEAN, James Ross — director · British · appointed 1993-06-30 · resigned 2018-12-31
- OLIVEY, Richard Hamilton — director · South African · resigned 1997-09-05
- PARKER, Reginald George — director · English · appointed 1999-12-01 · resigned 2021-02-19
- SPENCER, Thomas Anthony John — director · British · appointed 2021-02-19 · resigned 2025-11-18
- STEPHENSON, Simon Paul — director · British · appointed 2021-02-19 · resigned 2025-11-18
- WOOSNAM SAVAGE, Raymond Peter — director · British · resigned 2001-01-02

### Beneficial owners (Persons with Significant Control)

- [Hydromarque Group Limited](https://whiteintel.dev/entity/674e7c21-943c-5c82-988c-7952d8a4958b) — 75–100% shares · corporate PSC · England — since 2021-02-19
- Mr Simon Paul Stephenson — 25–50% shares · individual PSC — ceased 2021-02-19
- Mr Thomas Anthony John Spencer — 25–50% shares · individual PSC — ceased 2021-02-19
- Mr Robert Newcombe — 25–50% shares · individual PSC — ceased 2021-02-17

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/02127692
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/02127692

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **HYDROMARQUE LIMITED**. Human view: https://whiteintel.dev/entity/caaa0e65-3d72-52f4-8ae2-44ff31fad3bf · Structured JSON: https://whiteintel.dev/api/public/dossier/caaa0e65-3d72-52f4-8ae2-44ff31fad3bf._

_Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._